137449900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{28051}}^1$

素因数の和:28079

約数の個数: 54

約数和(自身を含む): 346975188

約数和(自身を除く): 209525288

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 28051, 56102, 112204, 140255, 196357, 280510, 392714, 561020, 701275, 785428, 981785, 1374499, 1402550, 1963570, 2748998, 2805100, 3927140, 4908925, 5497996, 6872495, 9817850, 13744990, 19635700, 27489980, 34362475, 68724950, 137449900]

約数ペア:

[(1, 137449900), (2, 68724950), (4, 34362475), (5, 27489980), (7, 19635700), (10, 13744990), (14, 9817850), (20, 6872495), (25, 5497996), (28, 4908925), (35, 3927140), (49, 2805100), (50, 2748998), (70, 1963570), (98, 1402550), (100, 1374499), (140, 981785), (175, 785428), (196, 701275), (245, 561020), (350, 392714), (490, 280510), (700, 196357), (980, 140255), (1225, 112204), (2450, 56102), (4900, 28051)]